| key specs |
| Display | 55.00-inch | 65.00-inch |
| Screen Type | OLED | QLED |
| Dimensions | 75.6×749.95×1226.7 | 1447 mm x 849 mm x 48 mm |
| Resolution Standard | 4K | 4K |
| OS | Android | Linux |
| Smart TV | Yes | Yes |
| general |
| Brand | TCL | Vu |
| Model | C825 (55-Inch) | 65 Inch QLED Ultra HD (4K) TV (65HQ137) |
| Release date | June 30, 2021 | - |
| Model Name | 55C825 | 65HQ137 |
| Display Size | 55 inch | 65 inch |
| Screen Type | OLED | QLED |
| Color | Grey | Black |
| Resolution Standard | 4K | 4K |
| Smart TV | Yes | Yes |
| Series | C series | Quantum Pixelight |
| Launch Year | 2021 | 2018 |
| 3D | - | No |
| Curve TV | - | No |
| Resolution (pixels) | - | 3840x2160 |
| dimensions |
| Width x Height x Depth (without stand) | 75.6×749.95×1226.7 | 1447 mm x 849 mm x 48 mm |
| Weight (without stand) | 20 | 28 kg |
| Width x Height x Depth (with stand) | 255×770.95×1226.7 | 1477 mm x 936 mm x 353 mm |
| Weight (with stand) | 22 | 1428.48 x 803.52 mm, Wall Mount |
| Stand Type | - | Tabletop Mount |
| smart tv features |
| Number of Cores | quad-core | quad-core |
| Supported App - Youtube | Yes | Yes |
| Supported App - Netflix | Yes | Yes |
| Supported App - Amazon Prime Video | Yes | - |
| Operating System Present | Android TV | - |
| Operating System | Android | Linux |
| Processor | - | Premium Quad Core |
| Supported App - Hotstar | - | No |
| Screen Mirroring | - | Yes |
| connectivity features |
| No of HDMI Port | 4 | 3 |
| No of USB Port | 2 | 2 |
| Wi-Fi Type | Wi-Fi 802.11 b/g/n/ax 2T2R (WIFI 6) | IEEE 802.11 b, g, n, ac |
| Wi-Fi Supported | Yes | - |
| Wi-Fi Bands Supported | 2.4GHz,5GHz | - |
| Ethernet (RJ45) | Yes | 1 |
| Built In Wi-Fi | - | Yes |
| Analog Audio Input | - | Yes |
| RF Connectivity Input | - | 1 |
| video features |
| Brightness | 1000 | 1000 nits |
| Contrast Ratio | 5000:1 | - |
| Picture Engine | Ai PQ | - |
| Aspect Ratio | 16:9 | - |
| Refresh Rate (Hz) | 120 | 100 |
| HDR Support | HDR10,HDR10+,Dolby Vision,HLG | - |
| View Angle | - | 178 Degree |
| Supported Video Formats | - | AVI, WMV, ASF, MP4, MOV, 3GP, MKV, MPG, MPEG, VOB, RM, WebM, VRO, OGM, FLV |
| audio features |
| Number of Speakers | 2 | 6 |
| Speaker Type | Integrated Box Speakers | - |
| Sound Technology | Dolby Audio | Dolby Digital |
| Surround Sound | DTS | - |
| Speaker Output RMS | - | 45 W |
| Supported Audio Formats | - | WMA, WMV, ASF, MP4, MPG, MPEG, VRO, VOB, FLV, MKV, FLAC, MP2, MP3 |
| remote control features |
| Voice Remote | Yes | - |
| Touch Remote | - | Yes |
| RF Capable | - | Yes |
| power features |
| Power Consumption | - | 250 W, 1 W (Standby) |